<template>
  <div class="body">
    <div class="rail">
      <div class="stamp four">4</div>
      <div class="stamp zero">0</div>
      <div class="stamp four">4</div>
      <div class="stamp zero">0</div>
      <div class="stamp four">4</div>
      <div class="stamp zero">0</div>
      <div class="stamp four">4</div>
      <div class="stamp zero">0</div>
      <div class="stamp four">4</div>
      <div class="stamp zero">0</div>
      <div class="stamp four">4</div>
      <div class="stamp zero">0</div>
      <div class="stamp four">4</div>
      <div class="stamp zero">0</div>
      <div class="stamp four">4</div>
      <div class="stamp zero">0</div>
      <div class="stamp four">4</div>
      <div class="stamp zero">0</div>
      <div class="stamp four">4</div>
      <div class="stamp zero">0</div>
    </div>
    <div class="world">
      <div class="forward">
        <div class="box">
          <div class="wall"></div>
          <div class="wall"></div>
          <div class="wall"></div>
          <div class="wall"></div>
          <div class="wall"></div>
          <div class="wall"></div>
        </div>
      </div>
    </div>

  </div>
</template>

<script>

  export default {
    name: 'Page404',
    computed: {
      message() {
        return '您访问的页面不存在.'
      }
    }
  }
</script>


<style>
  .body {
    background: #000;
    height: 100vh;
    overflow: hidden;
    display: flex;
    font-family: 'Anton', sans-serif;
    justify-content: center;
    align-items: center;
    -webkit-perspective: 1000px;
    perspective: 1000px;
  }

  div {
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
  }

  .rail {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    -webkit-transform: rotateX(-30deg) rotateY(-30deg);
    transform: rotateX(-30deg) rotateY(-30deg);
  }
  .rail .stamp {
    position: absolute;
    width: 200px;
    height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #141414;
    color: #fff;
    font-size: 7rem;
  }
  .rail .stamp:nth-child(1) {
    -webkit-animation: stampSlide 40000ms -2300ms linear infinite;
    animation: stampSlide 40000ms -2300ms linear infinite;
  }
  .rail .stamp:nth-child(2) {
    -webkit-animation: stampSlide 40000ms -4300ms linear infinite;
    animation: stampSlide 40000ms -4300ms linear infinite;
  }
  .rail .stamp:nth-child(3) {
    -webkit-animation: stampSlide 40000ms -6300ms linear infinite;
    animation: stampSlide 40000ms -6300ms linear infinite;
  }
  .rail .stamp:nth-child(4) {
    -webkit-animation: stampSlide 40000ms -8300ms linear infinite;
    animation: stampSlide 40000ms -8300ms linear infinite;
  }
  .rail .stamp:nth-child(5) {
    -webkit-animation: stampSlide 40000ms -10300ms linear infinite;
    animation: stampSlide 40000ms -10300ms linear infinite;
  }
  .rail .stamp:nth-child(6) {
    -webkit-animation: stampSlide 40000ms -12300ms linear infinite;
    animation: stampSlide 40000ms -12300ms linear infinite;
  }
  .rail .stamp:nth-child(7) {
    -webkit-animation: stampSlide 40000ms -14300ms linear infinite;
    animation: stampSlide 40000ms -14300ms linear infinite;
  }
  .rail .stamp:nth-child(8) {
    -webkit-animation: stampSlide 40000ms -16300ms linear infinite;
    animation: stampSlide 40000ms -16300ms linear infinite;
  }
  .rail .stamp:nth-child(9) {
    -webkit-animation: stampSlide 40000ms -18300ms linear infinite;
    animation: stampSlide 40000ms -18300ms linear infinite;
  }
  .rail .stamp:nth-child(10) {
    -webkit-animation: stampSlide 40000ms -20300ms linear infinite;
    animation: stampSlide 40000ms -20300ms linear infinite;
  }
  .rail .stamp:nth-child(11) {
    -webkit-animation: stampSlide 40000ms -22300ms linear infinite;
    animation: stampSlide 40000ms -22300ms linear infinite;
  }
  .rail .stamp:nth-child(12) {
    -webkit-animation: stampSlide 40000ms -24300ms linear infinite;
    animation: stampSlide 40000ms -24300ms linear infinite;
  }
  .rail .stamp:nth-child(13) {
    -webkit-animation: stampSlide 40000ms -26300ms linear infinite;
    animation: stampSlide 40000ms -26300ms linear infinite;
  }
  .rail .stamp:nth-child(14) {
    -webkit-animation: stampSlide 40000ms -28300ms linear infinite;
    animation: stampSlide 40000ms -28300ms linear infinite;
  }
  .rail .stamp:nth-child(15) {
    -webkit-animation: stampSlide 40000ms -30300ms linear infinite;
    animation: stampSlide 40000ms -30300ms linear infinite;
  }
  .rail .stamp:nth-child(16) {
    -webkit-animation: stampSlide 40000ms -32300ms linear infinite;
    animation: stampSlide 40000ms -32300ms linear infinite;
  }
  .rail .stamp:nth-child(17) {
    -webkit-animation: stampSlide 40000ms -34300ms linear infinite;
    animation: stampSlide 40000ms -34300ms linear infinite;
  }
  .rail .stamp:nth-child(18) {
    -webkit-animation: stampSlide 40000ms -36300ms linear infinite;
    animation: stampSlide 40000ms -36300ms linear infinite;
  }
  .rail .stamp:nth-child(19) {
    -webkit-animation: stampSlide 40000ms -38300ms linear infinite;
    animation: stampSlide 40000ms -38300ms linear infinite;
  }
  .rail .stamp:nth-child(20) {
    -webkit-animation: stampSlide 40000ms -40300ms linear infinite;
    animation: stampSlide 40000ms -40300ms linear infinite;
  }

  @-webkit-keyframes stampSlide {
    0% {
      -webkit-transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(130px);
      transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(130px);
    }
    100% {
      -webkit-transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(-3870px);
      transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(-3870px);
    }
  }

  @keyframes stampSlide {
    0% {
      -webkit-transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(130px);
      transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(130px);
    }
    100% {
      -webkit-transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(-3870px);
      transform: rotateX(90deg) rotateZ(-90deg) translateZ(-200px) translateY(-3870px);
    }
  }
  .world {
    -webkit-transform: rotateX(-30deg) rotateY(-30deg);
    transform: rotateX(-30deg) rotateY(-30deg);
  }
  .world .forward {
    position: absolute;
    -webkit-animation: slide 2000ms linear infinite;
    animation: slide 2000ms linear infinite;
  }
  .world .box {
    width: 200px;
    height: 200px;
    -webkit-transform-origin: 100% 100%;
    transform-origin: 100% 100%;
    -webkit-animation: roll 2000ms cubic-bezier(1, 0.01, 1, 1) infinite;
    animation: roll 2000ms cubic-bezier(1, 0.01, 1, 1) infinite;
  }
  .world .box .wall {
    position: absolute;
    width: 200px;
    height: 200px;
    background: rgba(10, 10, 10, 0.8);
    border: 1px solid #fafafa;
    box-sizing: border-box;
  }
  .world .box .wall::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    font-size: 7rem;
  }
  .world .box .wall:nth-child(1) {
    -webkit-transform: translateZ(100px);
    transform: translateZ(100px);
  }
  .world .box .wall:nth-child(2) {
    -webkit-transform: rotateX(180deg) translateZ(100px);
    transform: rotateX(180deg) translateZ(100px);
  }
  .world .box .wall:nth-child(3) {
    -webkit-transform: rotateX(90deg) translateZ(100px);
    transform: rotateX(90deg) translateZ(100px);
  }
  .world .box .wall:nth-child(3)::before {
    -webkit-transform: rotateX(180deg) rotateZ(90deg) translateZ(-1px);
    transform: rotateX(180deg) rotateZ(90deg) translateZ(-1px);
    -webkit-animation: zeroFour 4000ms -2000ms linear infinite;
    animation: zeroFour 4000ms -2000ms linear infinite;
  }
  .world .box .wall:nth-child(4) {
    -webkit-transform: rotateX(-90deg) translateZ(100px);
    transform: rotateX(-90deg) translateZ(100px);
  }
  .world .box .wall:nth-child(4)::before {
    -webkit-transform: rotateX(180deg) rotateZ(-90deg) translateZ(-1px);
    transform: rotateX(180deg) rotateZ(-90deg) translateZ(-1px);
    -webkit-animation: zeroFour 4000ms -2000ms linear infinite;
    animation: zeroFour 4000ms -2000ms linear infinite;
  }
  .world .box .wall:nth-child(5) {
    -webkit-transform: rotateY(90deg) translateZ(100px);
    transform: rotateY(90deg) translateZ(100px);
  }
  .world .box .wall:nth-child(5)::before {
    -webkit-transform: rotateX(180deg) translateZ(-1px);
    transform: rotateX(180deg) translateZ(-1px);
    -webkit-animation: zeroFour 4000ms linear infinite;
    animation: zeroFour 4000ms linear infinite;
  }
  .world .box .wall:nth-child(6) {
    -webkit-transform: rotateY(-90deg) translateZ(100px);
    transform: rotateY(-90deg) translateZ(100px);
  }
  .world .box .wall:nth-child(6)::before {
    -webkit-transform: rotateX(180deg) rotateZ(180deg) translateZ(-1px);
    transform: rotateX(180deg) rotateZ(180deg) translateZ(-1px);
    -webkit-animation: zeroFour 4000ms linear infinite;
    animation: zeroFour 4000ms linear infinite;
  }

  @-webkit-keyframes zeroFour {
    0% {
      content: '4';
    }
    100% {
      content: '0';
    }
  }

  @keyframes zeroFour {
    0% {
      content: '4';
    }
    100% {
      content: '0';
    }
  }
  @-webkit-keyframes roll {
    0% {
      -webkit-transform: rotateZ(0deg);
      transform: rotateZ(0deg);
    }
    85% {
      -webkit-transform: rotateZ(90deg);
      transform: rotateZ(90deg);
    }
    87% {
      -webkit-transform: rotateZ(88deg);
      transform: rotateZ(88deg);
    }
    90% {
      -webkit-transform: rotateZ(90deg);
      transform: rotateZ(90deg);
    }
    100% {
      -webkit-transform: rotateZ(90deg);
      transform: rotateZ(90deg);
    }
  }
  @keyframes roll {
    0% {
      -webkit-transform: rotateZ(0deg);
      transform: rotateZ(0deg);
    }
    85% {
      -webkit-transform: rotateZ(90deg);
      transform: rotateZ(90deg);
    }
    87% {
      -webkit-transform: rotateZ(88deg);
      transform: rotateZ(88deg);
    }
    90% {
      -webkit-transform: rotateZ(90deg);
      transform: rotateZ(90deg);
    }
    100% {
      -webkit-transform: rotateZ(90deg);
      transform: rotateZ(90deg);
    }
  }
  @-webkit-keyframes slide {
    0% {
      -webkit-transform: translateX(0);
      transform: translateX(0);
    }
    100% {
      -webkit-transform: translateX(-200px);
      transform: translateX(-200px);
    }
  }
  @keyframes slide {
    0% {
      -webkit-transform: translateX(0);
      transform: translateX(0);
    }
    100% {
      -webkit-transform: translateX(-200px);
      transform: translateX(-200px);
    }
  }

</style>
